Pink pineapples just the tip of iceberg

A few genetically engineered fruits and vegetables are already available in grocery stores: Hawaiian papaya, some zucchini and squash, and a small amount of the sweet corn we eat, for example. But the bulk of the nation’s genetically engineered crops are corn and soybeans that are eaten by livestock or made into popular processed food ingredients like corn starch, soybean oil or high fructose corn syrup.